Home / 202,110.57-303,181.31-117,879.18

Finding the Fourth Proportional to 202,110.57, 303,181.31 and 117,879.18

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Solution

The fourth proportional to 202,110.57, 303,181.31 and 117,879.18 is: 176,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,110.57 : 303,181.31 = 117,879.18 : x
  2. Step 2: Convert to fraction form
    202,110.57/303,181.31 = 117,879.18/x
  3. Step 3: Cross multiply
    202,110.57x = 303,181.31 × 117,879.18
  4. Step 4: Simplify right side
    202,110.57x = 35,738,763,624.73
  5. Step 5: Solve for x
    x = 35,738,763,624.73/202,110.57
  6. Step 6: Final answer
    x = 176,827.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.